Here, we discuss a rare and to our knowledge, the first case of an atypical Van der Knaap's disease in a 6-year-old boy who presented with motor difficulties, developmental delay, cognitive impairment, seizures. The objective of this report is to highlight its unusual findings on MRI including internal capsule, brainstem, cerebellum involvement; subependymal nodular heterotopia, subependymal cysts, cortical laminar necrosis along with typical findings of megalencephalic leukoencephalopathy and subcortical cysts. The study also underscores the clinical implications of this complex pathology, with emphasis on comprehensive neuroradiological evaluation for atypical presentations to guide better diagnostic and management outcomes.
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http://dx.doi.org/10.1016/j.radcr.2024.11.013 | DOI Listing |
Radiol Case Rep
February 2025
Junior Resident, Department of Radiodiagnosis, Kempegowda Institute of Medical Sciences Hospital and Research Centre, Rajiv Gandhi University of Health Sciences, Bangalore, 560004, Karnataka, India.
Here, we discuss a rare and to our knowledge, the first case of an atypical Van der Knaap's disease in a 6-year-old boy who presented with motor difficulties, developmental delay, cognitive impairment, seizures. The objective of this report is to highlight its unusual findings on MRI including internal capsule, brainstem, cerebellum involvement; subependymal nodular heterotopia, subependymal cysts, cortical laminar necrosis along with typical findings of megalencephalic leukoencephalopathy and subcortical cysts. The study also underscores the clinical implications of this complex pathology, with emphasis on comprehensive neuroradiological evaluation for atypical presentations to guide better diagnostic and management outcomes.
View Article and Find Full Text PDFAutism Res
December 2024
Department of Brain and Cognition, Leuven Brain Institute, KU Leuven, Leuven, Belgium.
Individuals with autism spectrum condition (ASC) are suggested to experience difficulties with categorization and generalization. However, empirical studies have mainly focused on one process at a time, and neglected underlying neural mechanisms. Here, we investigated categorization and generalization at a behavioral and neural level in 38 autistic and 38 neurotypical (NT) adults.
View Article and Find Full Text PDFAddict Behav Rep
December 2024
Laboratoire de Psychologie Médicale et d'Addictologie, Université Libre de Bruxelles (ULB), place Van Gehuchten 4, 1020 Brussels, Belgium.
Background: From both clinical and theoretical perspectives, understanding the functionality of evaluative reinforcement learning mechanisms (Model-Free, MF, and Model-Based, MB) under provoked stress, particularly in Alcohol Use Disorder (AUD), is crucial yet underexplored. This study aims to evaluate whether individuals with AUD who do not seek treatment show a greater tendency towards retrospective behaviors (MF) rather than prospective and deliberative simulations (MB) compared to controls. Additionally, it examines the impact of induced social stress on these decision-making processes.
View Article and Find Full Text PDFDalton Trans
December 2024
Department of Chemistry, Lomonosov Moscow State University, 119991 Moscow, Russia.
In pursuit of identifying less toxic hybrid compounds suitable for optoelectronic applications, we synthesized a novel homopiperazinium bromoantimonate(III), (CHN){SbBr}. It readily crystallized from an aqueous hydrobromic acid solution and was found to be stable both in air and upon heating up to 175 °C. The crystal structure of the new bromoantimonate(III) consisted of {SbBr} zigzag chains, which were composed of strongly trigonally distorted SbBr octahedral anions and CHN dications.
View Article and Find Full Text PDFDev Cogn Neurosci
November 2024
Institute for Human Development and Potential (IHDP), Agency for Science, Technology and Research (A⁎STAR), 30 Medical Dr, Singapore 117609, Singapore; Yong Loo Lin School of Medicine, National University of Singapore (NUS), 10 Medical Dr, Singapore 117597, Singapore; Department of Diagnostic Imaging, National University Health System, 1E Kent Ridge Rd, Singapore 119228, Singapore. Electronic address:
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